.img1{
  display: block;
  background-image: url("./img/围巾.png");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  width: 100px;
  height: 100px;
}
.img2{
  display: block;
  background-image: url("./img/定位.png");
  background-repeat: no-repeat;
  background-size: 100% 100%;
  width: 200px;
  height: 200px;
}
img{
  width: 300px;
  height: 300px;
}
